Bausch & Lomb Ray Ban Ambermatic Powderhorn Sunglasses 1960's

Vintage Ray-Ban Powderhorn sunglasses feature a sleek tortoise shell frame coupled with amazing Bausch & Lomb Ambermatic photochromatic lenses. The B&L Ray-Ban Ambermatic lens has photochromatic properties that change density depending on the degree of both brightness and temperature. Taking its name from the color of the lens, Ray-Ban Ambermatic sunglasses change from amber yellow to gray and darker and denser in bright light conditions and in colder temperatures. The unisex Ray-Ban Powderhorn frame measures approximately 145mm temple to temple, and the lenses measure approximately 60mm x 50mm at the widest points  You'll find the Ray-Ban logo in raised metal relief on the exterior of both ear stems, and the inside of one stem is marked B&L Ray-Ban USA while the inside of the other stem is marked Powderhorn.

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